Dunlop Straplock Strap Retainer-Dual Design, Black View larger Dunlop Straplock Strap Retainer-Dual Design, Black View larger Dunlop Straplock Strap Retainer-Dual Design, Black The choice of pros, Dunlop"s STRAPLOK system is the most trusted strap retainer system all over the world. Safely and easily secures your guitar or bass to your strap so you don"t have to worry about losing your instrument. Each pack contains one pair of strap retainers and directions for easy installation. About Dunlop Manufacturing, Inc. Located in Benicia, California, Dunlop Manufacturing, Inc. was founded as a small, family-owned and operated company in 1965, and has since grown to be a leading manufacturer of electronic effects, picks, capos, slides, strings and other musical instrument accessories. Dunlop is the home of such legendary products as the Crybaby wah and Tortex picks. Features Comes as standard equipment on many of the world"s top guitars and bassesTwo strap attachments are includedWider flange button provides extra securityHigh quality black plating